Check out MY theory: Jon's body will be taken to the storerooms under the wall to 'chill' during the chaos that ensues after his assassination and before his funeral pyre can be arranged, it is here that Melisandre will find him, give him the kiss of fire, causing him to be 'Reborn amidst smoke (sausages) and salt (beef)'. Ergo, Jon is Azor Ahai.
Also, Dany will settle all her freedmen in Vaes Dothrak before setting off for the west. Thus, solving the problem of what to do with the thousands of free slaves that have been following her everywhere and ironically fulfilling the prophesy of the Dosh Khaleen re. Vaes Dothrak needing to be large enought to welcome all of her children home at once.
Also, Dany will settle all her freedmen in Vaes Dothrak before setting off for the west. Thus, solving the problem of what to do with the thousands of free slaves that have been following her everywhere and ironically fulfilling the prophesy of the Dosh Khaleen re. Vaes Dothrak needing to be large enought to welcome all of her children home at once.